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authorRicardo Neri <ricardo.neri@ti.com>2011-06-02 22:44:45 +0200
committerLiam Girdwood <lrg@ti.com>2011-06-03 14:43:45 +0200
commitbca2e41d31cf891db535f99a2a2dfe4911b96c15 (patch)
tree248ea6822f7208a4141e3ddf2b380e4a056adbcc /sound/soc/omap/omap-hdmi.h
parentMerge branch 'for-2.6.40' into for-2.6.41 (diff)
downloadlinux-bca2e41d31cf891db535f99a2a2dfe4911b96c15.tar.xz
linux-bca2e41d31cf891db535f99a2a2dfe4911b96c15.zip
ASoC: OMAP: Add CPU DAI driver for HDMI
Addition of the HDMI CPU DAI driver for OMAP4. This driver is in charge of configuring DMA settings for HDMI. Also, it finds the HDMI video device and determines if audio playback can proceed. Signed-off-by: Ricardo Neri <ricardo.neri@ti.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@ti.com>
Diffstat (limited to 'sound/soc/omap/omap-hdmi.h')
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1 files changed, 36 insertions, 0 deletions
diff --git a/sound/soc/omap/omap-hdmi.h b/sound/soc/omap/omap-hdmi.h
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+/*
+ * omap-hdmi.h
+ *
+ * Definitions for OMAP ALSA SoC DAI driver for HDMI audio on OMAP4 processors.
+ * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com/
+ * Authors: Jorge Candelaria <jorge.candelaria@ti.com>
+ * Ricardo Neri <ricardo.neri@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __OMAP_HDMI_H__
+#define __OMAP_HDMI_H__
+
+#define OMAP_HDMI_AUDIO_DMA_PORT 0x8c
+
+#define OMAP_HDMI_RATES (SNDRV_PCM_RATE_32000 | \
+ SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
+
+#define OMAP_HDMI_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+#endif